ESAB LHF 400, Instruction Manual

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6 OPERATION
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Set switch (1) to position ”I”. The white lamp (2) will light and the fan will start.
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Select the welding method using the toggle switch (3).
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Adjust the welding current using the knob (7) on the front, and set the toggle
switch (8) to the position nearest the socket.
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Select suitable earth and return cables and connect them to the terminals
and -- on the front of the rectifier. Connect the return cable to the work
piece.
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The rectifier is now ready for welding.
6.1 Controls and connections
1. On/Off
2. White lamp (power on)
3. Method selector switch
4. Arc air gouging
5. MMA
6. TIG
7. Current setting
8. Remote switch
9. Remote socket
10. Yellow lamp (thermal cut--out)
The yellow lamp comes on when the thermal cut--out trips.
When the rectifier has cooled down the thermal cut -- out is automatically reset.
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